2391495

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 4085760

約数和(自身を除く): 1694265

約数列:

[1, 3, 5, 15, 31, 37, 93, 111, 139, 155, 185, 417, 465, 555, 695, 1147, 2085, 3441, 4309, 5143, 5735, 12927, 15429, 17205, 21545, 25715, 64635, 77145, 159433, 478299, 797165, 2391495]

約数ペア:

[(1, 2391495), (3, 797165), (5, 478299), (15, 159433), (31, 77145), (37, 64635), (93, 25715), (111, 21545), (139, 17205), (155, 15429), (185, 12927), (417, 5735), (465, 5143), (555, 4309), (695, 3441), (1147, 2085)]